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30634 (6128 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2030634
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1627714956728677 5.6425e-08  
a 2.55778475217407 9.8928e-09 au
q 2.141450302453442 1.4946e-07 au
i .8522006701901312 3.7279e-06 deg
node 223.5345400942688 0.00030183 deg
peri 113.2691937452064 0.00030198 deg
M 324.659926300396 1.0453e-05 deg
tp 2459543.176104782814
(2021-Nov-24.67610478)
4.3758e-05 TDB
period 1494.150752787046
4.09
8.6684e-06
2.373e-08
d
yr
n .2409395433014309 1.3978e-09 deg/d
Q 2.9741192018947 1.1503e-08 au
  Orbit Determination Parameters
   # obs. used (total)      933  
   data-arc span      22201 days (60.78 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-07-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54386  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:22:25  

Additional Information
 Earth MOID = 1.13141 au 
 Jupiter MOID = 2.39905 au 
 T_jup = 3.418 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456603.5 (2013-Nov-07.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1617531258938509 5.6262e-08  
q 2.143804585766075 1.4886e-07 au
tp 2456550.530829277603
(2013-Sep-15.03082928)
3.9329e-05 TDB
node 224.0169724085041 0.00030361 deg
peri 111.951101332879 0.00030377 deg
i .8491635999900363 3.7119e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      933  
   data-arc span      22201 days (60.78 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-07-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54386  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:22:25  

Additional Information
 Jupiter MOID = 2.39905 au 
 T_jup = 3.418 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.165376491078246E-15 -8.366382962257342E-15 9.319049068543933E-14 2.053253985965158E-14 6.75509233197781E-14 -1.232245007471699E-15
q -8.366382962257342E-15 2.215880661792194E-14 -2.105843155744161E-13 -5.390930746123883E-14 -1.704675237075708E-13 3.321270538246258E-15
tp 9.319049068543933E-14 -2.105843155744161E-13 1.546740667483818E-9 -2.647179202398067E-13 4.03306734052865E-10 1.892505258231576E-13
node 2.053253985965158E-14 -5.390930746123883E-14 -2.647179202398067E-13 9.21820143118192E-8 -9.217115830050416E-8 -4.215832484590791E-10
peri 6.75509233197781E-14 -1.704675237075708E-13 4.03306734052865E-10 -9.217115830050416E-8 9.227397272331667E-8 4.215522305442267E-10
i -1.232245007471699E-15 3.321270538246258E-15 1.892505258231576E-13 -4.215832484590791E-10 4.215522305442267E-10 1.377852280763092E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.76   n/a E2021B10  

30634 (6128 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 6128 P-L = 1997 SX23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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